Lithium-material comprising an intermetallic lithium/transition metal pnictide phase for lithium batteries
AssigneesCentre National de la Recherche Scientifique (CNRS), Universite de Montpellier II
InventorsLaure Monconduit-Jegou, Frederic Gillot, Marie-Liesse Doublet
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Abstract
The invention provides a rechargeable lithium-ion battery comprising the specific lithium composite exhibiting good charge-discharge cycle performance and mechanical properties. The lithium-material comprises an intermetallic lithium/transition metal pnictide phase, wherein the transition metal present in said lithium/transition metal pnictide phase is a metal of one of the columns IVa and Va of the periodic table of the elements.
Claims21
An electrode comprising an intermetallic lithium/transition metal pnictide phase, wherein the transition metal present in said lithium/transition metal pnictide phase is a metal of one of the columns IVa and Va of the periodic table of the elements.
An electrochemical cell comprising a negative electrode, an elctrolyte and a positive electrode, the negative electrode corresponding to a material containing an intermetallic lithium/transition metal pnictide phase, said transition metal being a metal of one of the columns IVa and Va of the periodic table of the elements.
A rechargeable lithium-ion battery which comprises a plurality of cells, electrically connected, each cell comprising a negative electrode, an electrolyte and a positive electrode, the negative electrode corresponding to a material containing an intermetallic lithium/transition metal pnictide phase, said transition metal being a metal of one of the columns IVa and Va of the periodic table of the elements.
Dependencies are inferred from the claim text.